<ul><li>Muscle, eye, and respiratory research conducted on the International Space Station is helping keep crews healthy on long term space missions and informing treatments on Earth.</li><li>NASA Flight Engineer Nick Hague worked on an investigation to counteract space-induced muscle loss by stimulating his muscles using electrical signals.</li><li>NASA Flight Engineer Don Pettit assisted in conducting eye exams to study the effects of spaceflight on astronauts' eyes and explore potential treatments.</li><li>Other activities on the space station included space agriculture research, working on spacesuits, emergency training, and studying materials in the Electrostatic Levitation Furnace.</li></ul>

Muscle, Eye, and Breath Research Keeping Crews Healthy in Weightlessness

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